Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

Legend says train robbers stashed their gold within the depths of this unusual cave.

The state's only comprehensive museum dedicated to the mineral that defined its history and economy.

Stairs often replace streets on the steep slopes of this old mining town.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

A mysterious spirit totem at the edge of Navajo lands.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

Collection of vintage trailers double as hotel rooms.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

In this small Phoenix taxidermy emporium, you can find everything from a squid in a jar to a freeze-dried toad.

Limestone caves with spectacular showcase chambers.

This historic national park is covered in the stunning ruins of red rock pueblos.

See massive fossils that are over 200 million years old in northeastern Arizona.

A reproduction of earth's many biomes.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Thousands of turbines whir at at the origin of North American wind power.

The decaying adobe remains of an old homestead are just off the beaten path in Joshua Tree National Park.

Hike amid the palm trees that thrive among Southern California's Indio Hills.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.